Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
437219 (2012 WP23)
Classification: Main-belt Asteroid          SPK-ID: 2437219
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2038243137689018 5.6553e-08  
a 2.59258296239215 2.7054e-08 au
q 2.064151519193623 1.4624e-07 au
i 8.121141093684322 9.061e-06 deg
node 68.47068320480076 3.6263e-05 deg
peri 282.9442145578903 4.2982e-05 deg
M 342.9778476654695 2.5946e-05 deg
tp 2459072.595704978512
(2020-Aug-11.09570498)
0.00011043 TDB
period 1524.745712656694
4.17
2.3867e-05
6.534e-08
d
yr
n .2361049432778805 3.6957e-09 deg/d
Q 3.121014405590677 3.2569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      10074 days (27.58 yr)  
   first obs. used      1991-12-03  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50601  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:09:07  

Additional Information
 Earth MOID = 1.07729 au 
 Jupiter MOID = 2.36549 au 
 T_jup = 3.375 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO477050  

437219 (2012 WP23)          Discovered 2008-Dec-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-12 16:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin